Temperature controller



FIG. 1 is a front, top and left-side perspective view of a temperature controller in accordance with our new design;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a left-side elevational view thereof;

FIG. 4 is a right-side elevational view thereof; and,

FIG. 5 is a top plan view thereof.

The rear elevational view and the bottom plan view of the temperature controller are not shown in the drawings, or described in the specification and, therefore, form no part of the claimed design. 

CLAIM The ornamental design for a temperature controller, as shown and described. 